<template>
  <div class="icons">
    <swiper :options="swiperOption" ref="mySwiper">
      <swiper-slide v-for = "(page,index) in pages" :key="index">
        <div class="icon" v-for="item in page" :key="item.id">
          <div class="icon-img">
            <img class="icon-img-content" :src="item.imgUrl" :alt="item.desc">
          </div>
          <p class="icon-desc">{{item.desc}}</p>
        </div>
      </swiper-slide>
    </swiper>
  </div>
</template>

<script>
export default{
  name: 'HomeIcons',
  props: {
    list: Array
  },
  data () {
    return {
      swiperOption: {
        auto: false
      },
      iconList: []
    }
  },
  computed: {
    pages () {
      const pages = []
      this.list.forEach((item, index) => {
        const page = Math.floor(index / 8)
        if (!pages[page]) {
          pages[page] = []
        }
        pages[page].push(item)
      })
      return pages
    }
  }
}
</script>

<style lang= "stylus" scoped>
  @import "~styles/varibles.styl";
  @import "~styles/mixins.styl";
  .icons >>> .swiper-container
    height:0
    padding-bottom :50%
  .icons
    margin-top .05rem
    .icon
      position relative
      overflow:hidden
      float:left
      width:25%
      height:0
      padding-bottom:25%
      .icon-img
        position:absolute
        top:0
        left:0
        right:0
        bottom:.44rem
        box-sizing:border-box
        padding:.1rem
        .icon-img-content
          display:block
          margin:0 auto
          height:100%
      .icon-desc
          position:absolute
          left:0
          right:0
          bottom:0
          height:.44rem
          line-height :.44rem
          color:$darkTextColor
          text-align center
          ellipsis()
</style>
